Semester 1 Review

Fraction to Decimal& Square roots/squares

100

What is the top number of a fraction called? What is the bottom number of a fraction called? 

Numerator and denominator 

200

What do I do to show that a number is repeating?

Put a line over it

300

√ 81

9

400

11²

121

500

√ 225

15

Greater than/less than

100

Solve! Which side is greater?

√ 16 + 5 ____ √ 25 + 6

<

200

Solve! Which side is greater?

√ 36 + 5 ____ √ 9 + 2

>

300

Solve! Which side is greater?

√ 49 x 2 ____ √ 36 + 8

=

400

Solve! Which side is greater?

√ 16 - 3 ____ √ 81 x 2

<

500

Solve! Which side is greater?

19 - √ 121 ____ √ 225 ÷ 3

>

Exponents

100

4⁴ x 4²

4⁶

200

2⁷÷ 2⁴

2³

300

8⁴ x 8⁷

8¹¹

400

6⁹ ÷ 6³

6⁶

500

(5²)⁵

5¹⁰

Positive Powers of 10

100

What numbers does that the decimal have to be in?

Between 1 and 10

200

Change the number to scientific notation

68,000

6.8 x 10⁴

300

Change the number to scientific notation

9,200,000

9.2 x 10⁶

400

Change the number to standard notation

7.4 x 10⁵

740,000

500

Change the number to scientific notation

529,000,000

5.29 X10⁸

Negative Powers of 10

100

If the number is less than one, is the exponent going to be positive or negative?

Negative

200

Change the number to standard notation

0.0032

3.2 x 10^-3

300

Change the number to standard notation

0.00045

4.5 x 10^-4

400

Change the number to scientific notation

6.3 x 10^-5

0.000063

500

Change the number to scientific notation

9.21 x 10^-6

0.00000921